Much has yet to be learned regarding the alloys of metals, because a very small difference in the proportions of the metals employed produces a great difference in the quality of the alloy sought ...

Indium is used to manufacture fusible alloys that melt at a specific temperature range Lead is a metal with a low melting point, a high density, and low hardness. It has a bluish-white color when cut, ...

They can be made harder by adding another element to the pure metal, so forming an alloy. This explains why an alloy often has more uses than the pure elements it is made from. In a pure metal ...